The bizarre, constant audio output of one particular mysterious Russian "Numbers Station" has changed, for the first time in 20 years. This might mean something bad is about to happen, or simply that someone finally remembered to switch tapes.

Here's the new message currently being beamed from Russian station UVB-76. The first person to successfully identify its meaning wins a 25-year vacation in Siberia's most desolate and inaccessible leisure resort:

The true purpose of the bizarre constant transmissions of these stations has never really been understood. They may be spy messages, encryption codes, cricket scores, a technical requirement to keep a frequency open for future emergency use, "sexy spy" Anna Chapman beaming her phone number out to anyone who's interested—or possible long-term viral marketing for Lost II. [Sherdog- Thanks Eric! ]